These set practical challenges and give you ideas for experimenting with what you have learned.

You will also find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.

Code words in text are shown as follows: "We can include other contexts through the use of the include directive."

A block of code is set as follows:

outcome_name;outcome_shortname;outcome_description;scale_name; scale_items
Mahara Benefits;"Mahara Benefits";"knowledge proficiency";basic, proficient,advanced
Mahara Description;"Mahara Description";"knowledge proficiency";basic,proficient,advanced
Mahara Pricing;"Mahara Pricing";"knowledge proficiency";basic, proficient,advanced
Mahara USP;"Mahara USP";"knowledge proficiency";basic,proficient, advanced

Any command-line input or output is written as follows:

# cp /usr/src/asterisk-addons/configs/cdr_mysql.conf.sample
/etc/asterisk/cdr_mysql.conf

New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "The Maximum number of attachments determines how many attachments a user can add to a forum post."